Exhaust pipe



FIG. 1 is a front and perspective view of an exhaust pipe showing my new design;

FIG. 2 is a back side view thereof;

FIG. 3 is a front side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a front perspective view of an exhaust pipe showing my new design;

FIG. 9 is a back side view thereof;

FIG. 10 is a front side view thereof;

FIG. 11 is a left side view thereof;

FIG. 12 is a right side view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken lines are for environmental purposes only, and form no part of the claimed design. 

CLAIM The ornamental design for exhaust pipe, as shown and described. 